4y + 12 = 12 + 4y
solve!

All Real Numbers

Explanation: Notice that when you try to put your variables together on one side of the equation by subtracting 4y from both sides, the y terms cancel out on both sides and we no longer have a variable in the equation.

Notice however that we are left with the statement 12 = 12.

Since 12 = 12 is a true statement, we say that

the solution to this equation is all real numbers.

step-by-step explanation:

for certain loans like mortgage loans, lenders scrutinize your debt to income ratio when you are applying for credit because it them evaluate your ability to repay your debts.